AS46887 Crown Castle Fiber LLC

CROWNCASTLE-AS46887 - Crown Castle Fiber LLC · registered in the United States

IPv4 addresses813,312605 prefixes · 0.026% of announced IPv4

Rank in United States#121largest network in US by IPv4 space, of 18,338 · 0.06% of US

Rank worldwide#422of 79,396 networks with IPv4

IPv63 x /32 (261,104 x /48)287 prefixes

CountryUnited States18,679 ASNs registered there

Open AS46887 in ASN lookup Look up an IP in this network (8.11.166.1) All networks in United States

IPv4 prefixes

First 500 of 605 prefixes, in address order.

8.11.166.0/24
8.28.48.0/22
8.28.52.0/23
8.28.54.0/24
8.28.55.0/24
8.29.209.0/24
8.29.210.0/23
8.29.212.0/24
8.29.214.0/23
8.41.200.0/24
8.225.193.0/24
9.179.0.0/18
9.179.64.0/19
9.179.96.0/21
9.179.104.0/21
9.179.112.0/20
9.179.128.0/18
9.179.192.0/19
9.179.224.0/22
9.179.228.0/24
9.179.231.0/24
9.179.233.0/24
9.179.234.0/24
9.179.236.0/22
9.179.240.0/20
9.191.0.0/16
23.161.184.0/24
38.134.184.0/24
64.20.160.0/23
64.20.162.0/24
64.20.163.0/24
64.20.164.0/22
64.20.169.0/24
64.20.170.0/23
64.20.172.0/23
64.20.174.0/24
64.20.188.0/22
64.72.64.0/22
64.72.68.0/23
64.72.71.0/24
64.72.72.0/24
64.72.73.0/24
64.72.74.0/23
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64.72.81.0/24
64.72.84.0/22
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64.72.90.0/23
64.72.92.0/23
64.72.95.0/24
64.112.182.0/23
64.189.34.0/24
64.195.215.0/24
64.238.128.0/23
64.238.130.0/24
64.238.131.0/24
64.238.132.0/23
64.238.135.0/24
64.238.136.0/21
65.254.0.0/22
65.254.4.0/24
65.254.5.0/24
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65.254.16.0/22
65.254.23.0/24
65.254.24.0/23
65.254.28.0/22
66.37.32.0/22
66.37.36.0/24
66.37.38.0/23
66.37.40.0/22
66.37.44.0/23
66.206.112.0/23
66.206.114.0/24
66.206.115.0/24
66.206.116.0/23
66.206.118.0/23
66.206.120.0/24
66.206.122.0/24
66.206.126.0/23
67.97.247.0/24
67.208.160.0/22
67.208.165.0/24
67.208.166.0/24
67.208.168.0/22
67.208.172.0/23
67.208.174.0/24
67.208.175.0/24
67.208.176.0/21
67.208.184.0/24
67.208.185.0/24
67.208.186.0/23
67.208.188.0/22
68.171.192.0/21
68.171.200.0/23
68.171.204.0/22
69.46.224.0/22
69.46.228.0/23
69.46.230.0/24
69.46.232.0/24
69.46.234.0/23
69.64.192.0/22
69.64.196.0/23
69.64.198.0/24
69.64.200.0/22
69.64.206.0/23
69.64.208.0/21
69.64.220.0/23
69.64.222.0/24
69.195.32.0/23
69.195.34.0/24
69.195.37.0/24
69.195.38.0/24
69.195.39.0/24
69.195.41.0/24
69.195.44.0/22
72.22.160.0/22
72.22.164.0/23
72.22.167.0/24
72.22.168.0/23
72.22.170.0/23
72.22.173.0/24
72.22.174.0/24
72.22.175.0/24
72.22.176.0/20
74.113.48.0/21
74.115.238.0/23
74.118.24.0/23
76.8.64.0/20
76.8.80.0/22
76.8.84.0/23
76.8.86.0/24
76.8.88.0/22
76.8.93.0/24
76.8.94.0/24
76.8.95.0/24
76.78.235.0/24
96.44.4.0/24
97.107.160.0/22
97.107.165.0/24
97.107.166.0/24
97.107.167.0/24
97.107.168.0/23
97.107.170.0/23
97.107.172.0/22
104.129.64.0/22
104.129.69.0/24
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104.129.72.0/21
104.129.80.0/21
104.129.88.0/23
104.129.90.0/24
104.129.92.0/22
104.152.58.0/23
104.167.135.0/24
104.167.188.0/24
104.207.192.0/21
104.207.200.0/23
104.207.203.0/24
104.207.204.0/24
104.207.206.0/24
104.207.208.0/22
104.207.212.0/23
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104.222.102.0/23
104.222.108.0/22
104.247.32.0/21
104.247.40.0/23
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104.247.44.0/22
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104.247.56.0/22
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104.247.63.0/24
107.181.16.0/21
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108.169.194.0/23
130.250.97.0/24
131.239.4.0/24
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131.239.96.0/19
131.239.128.0/21
131.239.136.0/22
131.239.140.0/22
131.239.144.0/20
131.239.160.0/21
131.239.168.0/22
131.239.172.0/23
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131.239.180.0/22
131.239.184.0/21
131.239.192.0/19
131.239.224.0/20
131.239.240.0/21
131.239.248.0/22
131.239.252.0/22
136.223.0.0/20
136.223.34.0/24
138.123.0.0/16
140.82.211.0/24
141.193.51.0/24
142.131.182.0/23
144.121.0.0/20
144.121.16.0/21
144.121.24.0/23
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144.121.240.0/20
149.70.0.0/16
151.181.33.0/24
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151.181.64.0/20
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151.181.94.0/23
151.181.160.0/20
151.181.192.0/19
151.181.224.0/21
151.181.233.0/24
151.181.234.0/23
151.181.236.0/24
151.181.238.0/23
154.61.158.0/24
157.206.108.0/24
158.59.128.0/20
158.59.144.0/23
158.59.146.0/24
158.59.147.0/24
158.59.148.0/22
158.59.152.0/21
158.59.160.0/19
158.59.192.0/18
159.63.0.0/23
159.63.2.0/24
159.63.4.0/22
160.72.0.0/21
160.72.8.0/24
160.72.11.0/24
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160.72.96.0/24
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160.72.128.0/23
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162.211.108.0/22
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162.220.40.0/22
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162.249.152.0/22
165.158.0.0/16
167.21.0.0/24
167.246.1.0/24
167.253.148.0/22
167.253.160.0/19
168.245.177.0/24
168.245.236.0/23
169.139.0.0/20
169.139.115.0/24
170.28.1.0/24
170.55.165.0/24
170.161.75.0/24
172.85.32.0/20
172.85.48.0/24
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172.85.60.0/23
172.85.116.0/23
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173.225.48.0/22
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184.75.192.0/20
192.64.64.0/23
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192.148.8.0/22
192.154.112.0/22
192.154.116.0/23
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192.160.148.0/24
192.189.237.0/24
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198.8.64.0/24
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198.11.8.0/22
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198.11.116.0/24
198.72.8.0/22
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198.98.22.0/23
198.140.211.0/24
198.181.252.0/24
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198.187.247.0/24
198.212.199.0/24
198.242.208.0/22
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199.46.117.0/24
199.88.141.0/24
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199.164.27.0/24
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199.167.124.0/24
199.167.126.0/23
199.180.144.0/23
199.180.147.0/24

IPv6 prefixes

All 287 prefixes.

2602:810:20c7::/48
2604:200:1f::/48
2604:200:1500::/48
2604:1a00::/45
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Other ASNs named Crown Castle Fiber LLC

11 other networks use the same organisation name; together with AS46887 they announce 960,512 IPv4 addresses.

ASNNameIPv4 addresses

AS33132CROWNCASTLE-AS33132 - Crown Castle Fiber LLC US130,048

AS33313AS33313 - Crown Castle Fiber LLC US6,912

AS27506CROWNCASTLE-AS27506 - Crown Castle Fiber LLC US5,120

AS23329AS23329 - Crown Castle Fiber LLC US1,536

AS30372AS30372 - Crown Castle Fiber LLC US1,536

AS16657CROWNCASTLE-AS16657 - Crown Castle Fiber LLC US768

AS394647AS394647 - Crown Castle Fiber LLC US512

AS11074CROWNCASTLE-AS11074 - Crown Castle Fiber LLC US256

AS13592CROWNCASTLE-AS13592 - Crown Castle Fiber LLC US256

AS63441AS63441 - Crown Castle Fiber LLC US256

AS21687AS21687 - Crown Castle Fiber LLC USIPv6 only

Similar-sized networks in United States

ASNNameIPv4 addresses

AS36375#118 UMICH-AS-5 - University of Michigan826,496

AS17378#119 AS17378 - TierPoint, LLC824,320

AS6181#120 FUSE-NET - Cincinnati Bell Telephone Company LLC819,200

AS367#122 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)811,776

AS33070#123 RMH-14 - Rackspace Hosting798,961

AS231#124 MISU-231 - Michigan State University783,360

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources